Home / 190,412.24-262,708.82-109,828.96

Finding the Fourth Proportional to 190,412.24, 262,708.82 and 109,828.96

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Solution

The fourth proportional to 190,412.24, 262,708.82 and 109,828.96 is: 151,529.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,412.24 : 262,708.82 = 109,828.96 : x
  2. Step 2: Convert to fraction form
    190,412.24/262,708.82 = 109,828.96/x
  3. Step 3: Cross multiply
    190,412.24x = 262,708.82 × 109,828.96
  4. Step 4: Simplify right side
    190,412.24x = 28,853,036,483.43
  5. Step 5: Solve for x
    x = 28,853,036,483.43/190,412.24
  6. Step 6: Final answer
    x = 151,529.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.